219 lines
4.7 KiB
Plaintext
219 lines
4.7 KiB
Plaintext
// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
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//
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// Copyright 2020 CompuLab
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#include "imx8mm-ucm-som.dtsi"
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#include <dt-bindings/phy/phy-imx8-pcie.h>
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/ {
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model = "CompuLab i.MX8MM IoT Gateway";
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compatible = "compulab,imx8mm-iot-gateway", "compulab,imx8mm-ucm-som", "fsl,imx8mm";
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regulator-usbhub-ena {
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compatible = "regulator-fixed";
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regulator-name = "usbhub_ena";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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gpio = <&gpio4 28 GPIO_ACTIVE_HIGH>;
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enable-active-high;
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regulator-always-on;
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};
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regulator-usbhub-rst {
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compatible = "regulator-fixed";
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regulator-name = "usbhub_rst";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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gpio = <&gpio3 24 GPIO_ACTIVE_HIGH>;
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enable-active-high;
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regulator-always-on;
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};
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regulator-uart1-mode {
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compatible = "regulator-fixed";
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regulator-name = "uart1_mode";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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gpio = <&gpio4 26 GPIO_ACTIVE_HIGH>;
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enable-active-high;
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regulator-always-on;
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};
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regulator-uart1-duplex {
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compatible = "regulator-fixed";
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regulator-name = "uart1_duplex";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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gpio = <&gpio4 27 GPIO_ACTIVE_HIGH>;
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enable-active-high;
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regulator-always-on;
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};
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regulator-uart1-shdn {
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compatible = "regulator-fixed";
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regulator-name = "uart1_shdn";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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gpio = <&gpio5 5 GPIO_ACTIVE_HIGH>;
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enable-active-high;
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regulator-always-on;
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};
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regulator-uart1-trmen {
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compatible = "regulator-fixed";
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regulator-name = "uart1_trmen";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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gpio = <&gpio4 25 GPIO_ACTIVE_LOW>;
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regulator-always-on;
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};
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regulator-usdhc2-v {
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compatible = "regulator-fixed";
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regulator-name = "usdhc2_v";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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gpio = <&gpio1 4 GPIO_ACTIVE_HIGH>;
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enable-active-high;
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regulator-always-on;
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};
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regulator-mpcie2-rst {
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compatible = "regulator-fixed";
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regulator-name = "mpcie2_rst";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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gpio = <&gpio3 22 GPIO_ACTIVE_HIGH>;
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enable-active-high;
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regulator-always-on;
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};
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regulator-mpcie2lora-dis {
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compatible = "regulator-fixed";
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regulator-name = "mpcie2lora_dis";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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gpio = <&gpio3 21 GPIO_ACTIVE_HIGH>;
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enable-active-high;
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regulator-always-on;
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};
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pcie0_refclk: clock-pcie0-refclk {
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compatible = "fixed-clock";
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#clock-cells = <0>;
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clock-frequency = <100000000>;
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};
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};
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&i2c1 {
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clock-frequency = <100000>;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_i2c1>;
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status = "okay";
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eeprom@54 {
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compatible = "atmel,24c08";
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reg = <0x54>;
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pagesize = <16>;
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};
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};
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&ecspi1 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_ecspi1 &pinctrl_ecspi1_cs>;
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cs-gpios = <&gpio5 9 GPIO_ACTIVE_LOW>;
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status = "okay";
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};
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&pcie_phy {
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fsl,refclk-pad-mode = <IMX8_PCIE_REFCLK_PAD_INPUT>;
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fsl,tx-deemph-gen1 = <0x2d>;
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fsl,tx-deemph-gen2 = <0xf>;
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fsl,clkreq-unsupported;
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clocks = <&pcie0_refclk>;
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clock-names = "ref";
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status = "okay";
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};
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&pcie0 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_pcie0>;
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reset-gpio = <&gpio3 20 GPIO_ACTIVE_LOW>;
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status = "okay";
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};
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&usbotg1 {
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dr_mode = "host";
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status = "okay";
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};
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&usbotg2 {
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#address-cells = <1>;
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#size-cells = <0>;
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dr_mode = "host";
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usb-role-switch;
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status = "okay";
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usbhub@1 {
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compatible = "usb424,9514";
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reg = <1>;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_usb9514>;
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#address-cells = <1>;
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#size-cells = <0>;
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ethernet: ethernet@1 {
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compatible = "usb424,ec00";
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reg = <1>;
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};
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};
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};
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&usdhc2 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_usdhc2>;
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bus-width = <4>;
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mmc-ddr-1_8v;
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non-removable;
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status = "okay";
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};
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&iomuxc {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_hog>;
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pinctrl_hog: hoggrp {
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fsl,pins = <
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/* mPCIe2 */
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MX8MM_IOMUXC_SAI5_RXD0_GPIO3_IO21 0x140
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MX8MM_IOMUXC_SAI5_RXD1_GPIO3_IO22 0x140
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>;
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};
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pinctrl_ecspi1: ecspi1grp {
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fsl,pins = <
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MX8MM_IOMUXC_ECSPI1_SCLK_ECSPI1_SCLK 0x82
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MX8MM_IOMUXC_ECSPI1_MOSI_ECSPI1_MOSI 0x82
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MX8MM_IOMUXC_ECSPI1_MISO_ECSPI1_MISO 0x82
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>;
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};
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pinctrl_ecspi1_cs: ecspi1csgrp {
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fsl,pins = <
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MX8MM_IOMUXC_ECSPI1_SS0_GPIO5_IO9 0x40000
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>;
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};
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pinctrl_pcie0: pcie0grp {
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fsl,pins = <
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MX8MM_IOMUXC_SAI5_RXC_GPIO3_IO20 0x140
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>;
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};
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pinctrl_usb9514: usb9514grp {
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fsl,pins = <
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MX8MM_IOMUXC_SAI3_RXFS_GPIO4_IO28 0x140 /* USB_PS_EN */
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MX8MM_IOMUXC_SAI5_RXD3_GPIO3_IO24 0x140 /* HUB_RSTn */
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>;
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};
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};
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